CD2003GP

CD2003GP/GB FM/AM RADIO IC 1、 Overvie w The CD2003GP/GB is a monolithic IC designed for use as a FM/AM radio system. Combined with audio power amplifier IC, a suitable FM/AM radio can be constituted. Its features are: ● No need for FM IFT, AM IFT, and FM detector coil ● Adjustment free for FM detector circuit ● Wide operating supply voltage range: VCC=1.8~7V (Tamb=25℃ ) ● Package: DIP16/SOP16 2、 Block Diagram And Pin Descriptions 2. 1. Block Diagram 2. 2. Pin Descriptions PIN Symbol 1 INFMR 2 GNDIN 3 OUTFMM 4 OUTAMM 5 AGC 6 VCC 7 INAMI 8 INFMI Function FM RF Input Input Ground FM Mixer Output AM Mixer Output AGC Control Supply Voltage AM IF Input FM IF Input PIN Symbol Function 9 GNDOUT Output Ground 10 QUAD QU AD 11 OUTDET Detector Output 12 OSCAM AM Oscillation 13 OSCFM FM Oscillation 14 SW AM/FM Switch 15 TUNFM 16 INAMR FM Tuner AM RF Input Version：2008-07-A WUXI CHINA RESOURCES SEMICO CO.，LTD. Page: 1/7 CD2003GP/GB 3. Electrical Characteristics 3.1. Absolute Maximum Ratings (Ta=25℃ ) Parameter Symbol Conditions Value Unit Supply Voltage VCC Po we r Dissipation PD DIP16 SOP16 8 V 750 mW 350 Ope r ati n g Te m pe r at u re Tamb - 25 ~ 75 ℃ Storage Te m pe r at u re Tstg - 55 ~ 150 ℃ NOTE: Derated above Tamb=25℃ in the proportion of 6mW/℃ for CD2003GP and of 2.8mW/℃ for CD2003GB. 3.2. Electrical Characteristics Unless otherwise specified, Tamb=25℃ ， VCC=3V F/E： f=98MHz， fm=1kHz FM IF： f=10.7MHz， △ f=±22.5kHz， fm=1kHz...